Bearing Life And Lubrication - Danfoss VLT DriveMotor FCP 106 Operating Instructions Manual

Mechanical Installation

3.3.6 Bearing Life and Lubrication

The life expectancy of the ball bearings is according to Table 3.1 and Table 3.2, when the following conditions are fulfilled:
•
Temperature of 80 °C (176 °F).
•
Radial forces in load point corresponding to half-shaft extension do not exceed the values specified in Table 3.1
3 3
and Table 3.2.
IE2 50 Hz 3-phase motors
Motor size
71
80
90
100
112
132 S
132 M
160 M
160 L
Table 3.1 Permissible Forces, IE2 50 Hz 3-phase Motors
Permissible radial forces: Load point corresponding to half-shaft extension, 0 axial force assumed.
Permissible axial forces: 0 radial force assumed.
Permissible loads of simultaneous radial and axial forces can be supplied on request.
16
VLT® DriveMotor FCP 106/FCM 106
Permissible radial forces Permissible axial forces
20000 h
Number of poles F rad [N]
2 460
4 580
2 590
4 830
2 670
4 940
2 920
4 1290
2 930
4 1300
2 1350
4 1900
2 1400
4 1970
2 1550
4 2170
2 1580
4 2220
Danfoss A/S © 11/2015 All rights reserved.
(IMB3)
Both directions
40000 h 20000 h 40000 h
F rad [N] F ax [N] F ax [N]
370 230 175
465 330 250
475 320 255
665 440 350
535 340 260
750 480 365
735 480 360
1030 680 530
745 480 380
1040 680 540
1080 800 625
1520 1130 880
1120 780 610
1575 1090 850
1240 840 685
1735 1180 950
1265 820 675
1775 1150 925
Permissible axial forces Permissible axial
(IMV1) forces (IMV1)
Force upwards Force downwards
20000 h 40000 h 20000 h
F ax [N] F ax [N] F ax [N]
260 205 210
350 275 300
340 280 290
470 380 410
380 315 310
470 385 440
540 460 430
740 620 620
560 475 400
750 630 600
1000 845 610
1320 1095 930
990 835 580
1300 1080 890
1180 975 500
1520 1245 830
1180 980 460
1510 1245 790
40000 h
F ax [N]
170
240
220
310
235
330
325
465
300
450
460
700
435
670
395
640
365
610
MG03L302